| Polluter | Pollutants | Sources | Emissions |
|---|---|---|---|
| Case Corporation | 20 | 351 | 207,682.12 |
| Diamond Vogel Paint Co. Inc. | 6 | 6 | 17,088.00 |
| Federal Mogul Ignition Prods. Champion Spark Plug Co. | 1 | 2 | 500.00 |
| Ipl - Burlington Agency Street Combustion Turbines | 8 | 93 | 46,662.09 |
| Ipl - Burlington Generating Station | 82 | 341 | 16,157,316.65 |
| Modern Welding Co. Of Iowa Inc. | 3 | 3 | 9,263.00 |
| Riley Paint Co. | 4 | 8 | 5,250.00 |
| Winegard Company | 16 | 147 | 98,772.67 |